Home / 1,484,490.72-2,047,988.13-903,247.86

Finding the Fourth Proportional to 1,484,490.72, 2,047,988.13 and 903,247.86

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Solution

The fourth proportional to 1,484,490.72, 2,047,988.13 and 903,247.86 is: 1,246,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,490.72 : 2,047,988.13 = 903,247.86 : x
  2. Step 2: Convert to fraction form
    1,484,490.72/2,047,988.13 = 903,247.86/x
  3. Step 3: Cross multiply
    1,484,490.72x = 2,047,988.13 × 903,247.86
  4. Step 4: Simplify right side
    1,484,490.72x = 1,849,840,891,041.13
  5. Step 5: Solve for x
    x = 1,849,840,891,041.13/1,484,490.72
  6. Step 6: Final answer
    x = 1,246,111.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.